Answer Posted / yogesh rathod

LG fault is more severe at the generator side.
otherwise LLLG fault is more severe.

I HAVE A INCOMING 100A MCCB TPN 25KA, CABLE LENGHT OF 80M 70MM CABLE SIZE FROM MAIN SUBBOARD TO NEW DB.BASE ON THE FAULT LEVEL SETTING OF 45KA.I WOULD LIKE TO FIND OUT 25KA ENOUGH KA. APPRECIATE IF SOMEBODY CAN ASSIST ME WITH FORMULA FOR THIS. FRM: JEFF

3978

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why electron produce magnetic field when it is in motion?

2095

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I need bhel electrical test pattern & paper

1794

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what is allowable ac mixing in dc

2037

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Is there any problem about which the drive (inverter) doesn't show/display the alarm and/or fault but instead of this , it doesn't work ? I want to know that could there be any kind of problem in the drive when the drive doesn't display the alarm and/or fault ?

1907

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difference between crane drive and line drive.

1848

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I have motor 1500 HP and , 4160 V , 60 HZ , then i need the rating of transformer which can feed that motor ??

1892

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how we decide scurt (disc) of insulator with respect to kv rating

3488

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what is the difference between earth leakage and earth fault?

2246

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i have install 750 kva distribution transformer at my site and want to do neutral earthing. what calculations should i follow to determine earthing conductor material and size?

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why the starting voltage drop in a cable needs to be limited?what is percentage of the voltage drop allowed during starting?

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What is the resonant peak?

1122

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how technical is calculated in 11kv line and lt line

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What are the advantages of using distance protection schemes as opposed to normal overcurrent/ earth fault protection on high voltage feeders.

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please tell me, how i clear the objective test? when i studied form the one book after i solved the objective ,that time i solved that qes. but if i tried solve objective form the other book then i could not solved these que.

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